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Topical GHK-CU primarily affects the skin directly
Generic copper peptides may include unrelated sequences (e.g., GHK alone without copper, or longer peptides with copper attached post-synthesis) that do not replicate GHK-Cus transcriptional effects
The result is increased synaptic density and improved neural communication
Jandova J, Wondrak GT
It's important to remember that the FDA [1] has not approved Glutathione injections, and the agency warns that there are no safe injectables for skin whitening
From my experience observing successful skincare brands, the most effective founders treat their manufacturers as technical partners rather than anonymous suppliers
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